At 9:57 Dabid Bowie's "Blackstar" is the longest song ever to reach the Hot 100.
The phrase "Mamma Mia" was big in 1976. It was the name of a popular Abba song, and also showed up in the lyrics to "Bohemian Rhapsody" by Queen.
Elvis Presley's "A Little Less Conversation" was just a minor hit when it was released in 1968, but a 2002 remix made the song a global smash, taking it to #1 in a number of countries, including Australia and the UK.
Richard Marx' debut single "Don't Mean Nothing" features Joe Walsh on guitar.
With Bernie Taupin, Martin co-wrote the #1 hits "We Built This City" and "These Dreams." After writing the Pretty Woman song for Go West, he had his own hit with "In the House of Stone and Light."
When he joined Guns N' Roses in 1990, Matt helped them craft an orchestral sound; his mezzo fortes and pianissimos are all over "November Rain."
When a song describes a wedding, it's rarely something to celebrate - with one big exception.
Wilder's hit "Break My Stride" had an unlikely inspiration: a famous record mogul who rejected it.
A Soul Train dancer takes us through a day on the show, and explains what you had to do to get camera time.
The guy who brought us "Stacy's Mom" also wrote the Jane Lynch Emmy song and Stephen Colbert's Christmas songs.
